28787625

28,787,625 is an odd composite number composed of three prime numbers multiplied together.

What does the number 28787625 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 24 divisors.

28787625 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 28787625:

3² × 5³ × 25589

(3 × 3 × 5 × 5 × 5 × 25589)

See below for interesting mathematical facts about the number 28787625 from the Numbermatics database.

Names of 28787625

Cardinal: 28787625 can be written as Twenty-eight million, seven hundred eighty-seven thousand, six hundred twenty-five.

Scientific notation

Scientific notation: 2.8787625 × 10⁷

Factors of 28787625

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 6
Sum of prime factors: 25597

Divisors of 28787625

Number of divisors d(n): 24
Complete list of divisors:
1 3 5 9 15 25 45 75 125 225 375 1125 25589 76767 127945 230301 383835 639725 1151505 1919175 3198625 5757525 9595875 28787625
Sum of all divisors σ(n): 51896520
Sum of proper divisors (its aliquot sum) s(n): 23108895
28787625 is a deficient number, because the sum of its proper divisors (23108895) is less than itself. Its deficiency is 5678730

Bases of 28787625

Binary: 1101101110100001110101001₂
Hexadecimal: 0x1B743A9
Base-36: H50O9

Squares and roots of 28787625

28787625 squared (28787625²) is 828727353140625
28787625 cubed (28787625³) is 23857092269454884765625
The square root of 28787625 is 5365.4100495675
The cube root of 28787625 is 306.4798635231

Scales and comparisons

How big is 28787625?

28,787,625 seconds is equal to 47 weeks, 4 days, 4 hours, 33 minutes, 45 seconds.
To count from 1 to 28,787,625 would take you about nineteen weeks!

This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
A cube with a volume of 28787625 cubic inches would be around 25.5 feet tall.

Recreational maths with 28787625

28787625 backwards is 52678782
28787625 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 28787625's digits is 45
More coming soon!

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The information we have on file for 28787625 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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